On 1/26/12 at 3:24 AM, bongiob at sbcglobal.net (Benedetto Bongiorno)
wrote:
>Can anyone test & explain why this function's timing is substantial
>longer the first time it is executed over subsequent times?
Mathematica caches intermediate results. Those caches are used
in subsequent evaluations saving time. Take a look at the
documentation for ClearSystemCache.